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Keywords: turbomachinery
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. April 2011, 133(2): 021703.
Published Online: March 22, 2011
...Donghyun Lee; Daejong Kim; Ramesh P. Sadashiva Oil-free turbomachinery have emerged as one of the core technologies for the future green power generation systems as stand-alone systems or hybridized with high temperature fuel cells or solar systems. Oil-free technology allows compact, clean...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. April 2010, 132(2): 021704.
Published Online: April 14, 2010
.... 28 07 2009 11 01 2010 14 04 2010 14 04 2010 convection foils machine bearings rotors turbomachinery air foil bearing microturbomachinery THD analysis Environment-friendly microturbomachinery, with power ranges less than 1 MW (from definition of the Gas...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 2009, 131(4): 041001.
Published Online: September 22, 2009
... 1 reduces maximum subsynchronous vibrations by 58% in Fig. 18 but only by 35% in Fig. 20 . machine bearings rotors shock absorbers turbomachinery vibration control vibrations viscoelasticity tilting pad gas bearing damper rotordynamics compliant pads...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 2009, 131(4): 041703.
Published Online: September 22, 2009
...Tae Ho Kim; Anthony W. Breedlove; Luis San Andrés Oil-free turbomachinery relies on gas bearing supports for reduced power losses and enhanced rotordynamic stability. Gas foil bearings (GFBs) with bump-strip compliant layers can sustain large loads, both static and dynamic, and provide damping...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Tribol. April 2009, 131(2): 021702.
Published Online: March 5, 2009
...Kai Feng; Shigehiko Kaneko The applications of foil air bearings have been extended for use in a wide range of turbomachineries with high speed and high temperature. Lubricant temperature becomes an important factor in the performance of foil air bearings, especially at high rotational speeds...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Tribol. April 2007, 129(2): 365–374.
Published Online: November 3, 2006
... seals (stoppers) shock absorbers design engineering damping machine bearings damper seal force coefficients rotordynamics turbomachinery Annular gas seals in turbomachinery are necessary components that are used to seal interstage pressures in turbines and compressors. Gas seals...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Tribol. January 2007, 129(1): 112–119.
Published Online: July 27, 2006
... design with suggested optimum design variables could be also stable under relatively large destabilizing forces. 31 05 2005 27 07 2006 design engineering machine bearings turbomachinery micromechanical devices finite element analysis rotors mechanical stability tilting pad...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. January 2007, 129(1): 199–204.
Published Online: July 14, 2006
... between the rotor and bristle tips, thereby increasing vulnerability of the seal to leakage. 21 10 2005 14 07 2006 brushes sealing materials hysteresis wires turbomachinery aerodynamics rotors mechanical contact stress analysis micromechanics bending numerical analysis shafts...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. July 2006, 128(3): 670–673.
Published Online: February 24, 2006
... and infinite rotor speeds. At infinite speed, cross-coupled stiffnesses are nil, and thus, GFBs are impervious to hydrodynamic whirl instability. 30 03 2005 24 02 2006 12 09 2005 16 09 2005 machine bearings liquid films foils shafts elasticity turbomachinery micromechanical...